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Single Row Steel Cylindrical Bearing

NU 311 ECP

Single Row Steel Cylindrical Bearing
Item #100743020
  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width
Single Row Steel Cylindrical Bearing
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  • 2.17 in Inner Diameter
  • 4.72 in Outer Diameter
  • 1.14 in Width

description

  • The EC design contains improvements in guiding surfaces of flanges and roller ends, which means that EC bearings have a high axial load-carrying capacity.

applications

  • Traction motors
  • Electric motors
  • Gearboxes

features

  • Improved roller-end-to-flange contact
  • Increased capacity

compliances

  • In accordance with ISO 15-1981
Inch/Metric Metric
Material Steel
Capacity High Capacity
Reference Speed 6000 rpm
Limiting Speed 7000 rpm
O.D. 120.0000 mm
Rows of Balls Single
O.D. Type Cylindrical
Outer Ring Width 1.14 in, 29 mm
Cage Type Non-Metallic
Cage Material Polyamide (Molded Nylon)
Radial Internal Clearance Group N
Origin Cylindrical Radial
Bore Type Round Bore
Static Load Rating [Max] 32,200.00 lbf
End Type Open End
Width 29 mm
Oil Hole w/o Oil Hole
Inner Ring Width 1.14 in, 29 mm
Full Cage Description Injection Molded Cage
Series 3
Bearing Type Radial
Enclosure Open
Relubrication Feature Without
Precision Rating ABEC 1
No. of Ribs - Outer Ring 2
Radial Internal Clearance Specification Normal Clearance
Precision Ground Yes
Bearing Design Removable Inner Ring – Straight – Double Flanged Outer Ring and Single Flange Inner Ring
Bearing Part Complete Bearing
Static Load Rating 143 kN
No. of Rows 1
Tolerance Normal (PN)
I.D. 55 mm
Dynamic Load Rating 31,000.00 lbf
Heat Stabilization 302 °F
Weight 3.243 LB
EAN or UPC 7316576616129
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